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Semester Conclusion pschiu.

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Presentation on theme: "Semester Conclusion pschiu."— Presentation transcript:

1 Semester Conclusion pschiu

2 This Semester DNS Web PKI Network

3 DNS Not all about yourself BIND Domain Name Child Slave Registrar Root
DNSSEC

4 Web HTTP HTTPS How to Secure SSL - Certification Authority Issuer
Avoid data leak

5 Email Service Function Postfix Dovecot SPF DKIM DMARC SASL DNS
Authentication Based

6 Environment Hardware issue Network issue Environment issue
Every issue makes you lose your point

7 How to make it stronger

8 Something you should be considered
Environment Control DRP Disaster Recovery Planning RBS Remote Backup Site SLB Serve Load-Balancing

9 Environment Control Temperature Humidity Fire Suppression Systems

10 Disaster Recovery Planning
Frequently Backup Daily, Monthly, etc. Backup Strategy Fully Backup Incremental Backup Differential Backup Restore from Backup Practice Always fail on this Building Remote Backup Site

11 Remote Backup Site Distance Network Environment More than 50km
Natural disaster Brewing water Debris flow Earthquake zone Human Factors Power circuit Power generator Uninterruptible power supply (UPS) Air Conditioner

12 Serve Load-Balancing Traditional SLB Advance SLB Hardware Failure
Software Failure Load balancer features Advance SLB Geo-location SLB Global Content Delivery Network (CDN)

13 Load balancer features
Asymmetric load HTTP caching Priority activation Content filtering SSL Offload and Acceleration HTTP security Priority queuing Distributed Denial of Service Content-aware switching HTTP compression Client authentication TCP offload Programmatic traffic manipulation TCP buffering Direct Server Return Firewall Health checking Intrusion prevention system

14 Human Errors 豬隊友 XD Training Alpha Stage Release Procedure

15 Any Q & A


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